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phirung

Retired hardware design engineer running Linux on Qotom MiniPCs and several websites.

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1 Projects
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phirung
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This user joined on 01/03/2021.

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A bicycle trailer containing batteries and one or two motors that provides cargo space and on-road power assist.
Project Owner Contributor

Bicycle push-cart

phirungphirung

Things I've Built

19" rack-mount industrial machine controller

49.7k
4.1k
24
262
A physical switch for my computer to choose between Linux and Windows
Project Owner Contributor

Hardware boot selection switch

stephen-holdawayStephen Holdaway

11.5k
79
12
71
Arduino-compatible ATMega32U4 board with USB-C PD3.0 PPS Trigger
Project Owner Contributor

PD Micro - USB-C PD3.0 PPS Trigger

ryan-maRyan Ma

11.2k
96
12
72
Dosing fertilizer for my tomatoes always went wrong. This aims to be an engineering fix for that.
Project Owner Contributor

Fertilize Home Grow the engineering way

janJan

6.1k
2.8k
2
45
3D printed toroidally wound axial flux permanent magnet air core motor. 3DTAFPM?
Project Owner Contributor

3D Printed Axial Flux Motor

colby-johnsonColby Johnson

4.8k
41
14
38
A journey to explore and better understand the Multitech Microprofessor machines in my retro computer collection
Project Owner Contributor

Exploring the Microprofessor

michael-wesselMichael Wessel

3.3k
26
5
22
In this project I develop a small, battery-powered soil moisture sensor using the ESP32 with a status indicator and logging to the cloud!
Project Owner Contributor

ESP32 Soil Moisture Sensor with Flip-Dot

maakbaasMaakbaas

3.3k
630
0
36
A Pi based music player with simulated live station playback, analog controls, and a 1950s era ultrasonic remote.
Project Owner Contributor

Radiation King Radio

zapwizardzapwizard

2.4k
9
0
4
Arduino Compatible DIY BMS 5S 30A using BQ76920 and BQ77915-06 controller from Texas Instrument, for battery powered DIY projects.
Project Owner Contributor

Arduino Compatible DIY BMS 5S 30A using BQ76920

diy-techfusionDIY TechFusion

2.4k
19
0
15
The idea of this project is the development of a power analyzer based on the ACS71020 power monitoring IC.
Project Owner Contributor

Power Analyzer based on a COTS Power Monitoring IC

sebastianSebastian

2.3k
13
1
12
Build your own video surveillance camera and control it through the Internet with iPhone
Project Owner Contributor

ESP32-CAM Video Surveillance Smart Camera

konsdorkonsdor

2k
13
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This project is about a differential probe for voltages up to 400V. The voltage ratio is 1:10 or 1:100.
Project Owner Contributor

High voltage differential probe

simiSiMi

1.3k
19
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Add metronome, reverb, compression, recording in an outboard box.
Project Owner Contributor

Piano signal processor

lion-mclionheadlion mclionhead

957
328
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Universal Arduino Radio
Project Owner Contributor

Arduino All Band Receiver LW,MW,SW,FM

mircemkmircemk

926
6
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An easy way to upload code to your ESP32-Cam
Project Owner Contributor

ESP32-Cam Programmer

insan-sainsInsan Sains

494
15
0
10
2.5kV USB 2.0 Isolator with 200mA Power Supply and Full Speed (12Mbps) Support
Project Owner Contributor

ADUM3160 USB Isolator

stefan-wagnerStefan Wagner

324
3
2
3
Analog Null Meter/Differential Voltmeter
Project Owner Contributor

Null Meter

steve-tonerSteve Toner

278
336
2
7
An automated arm for moving a camera in a repeatable fashion.
Project Owner Contributor

Paparazzi: An opensource camera robot

davidDavid

251
2
0
3
An animated e-paper display badge for Hacksters.
Project Owner Contributor

Animated E-Paper Badge

drstoneDr.Stone

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